How did new technologies affect motion pictures in the 1920s?

Motion pictures were now produced exclusively in color.
Motion pictures could now be viewed at home.
Motion pictures could now be shown in sports stadiums.
Motion pictures could now be produced with sound.

How did the technology of the late 1800s affect the growth of cities? select one: a. cities were able to expand outward because of additions to railroads. b. electric streetcars enabled the wealthy city dwellers to move to the first suburbs. c. advances in steel and metal technology allowed for the development of the skyscraper, which allowed cities to grow upwards. d. all of these are correct.

Was the amassing of men, equipment, and supplies for the 1944 invasion of europe. operation varsity operation nordwind operation dragoon operation overload operation torch

What is one way china and canada are different